Chaffey, D., & Ellis-Chadwick, F. (2019). Digital marketing (Seventh edition.). Pearson.
Chicago Style (17th ed.) CitationChaffey, Dave, and Fiona Ellis-Chadwick. Digital Marketing. Seventh edition. Harlow, England: Pearson, 2019.
MLA (9th ed.) CitationChaffey, Dave, and Fiona Ellis-Chadwick. Digital Marketing. Seventh edition. Pearson, 2019.
Warning: These citations may not always be 100% accurate.